Browsing Biological & Environmental Sciences by Publisher "Blackwell Publishing Ltd"

Now showing items 1-9 of 9

    • Antagonistic Effects of Trichoderma harzianum Isolates against Ceratocystis radicicola: pioneering a Biocontrol Strategy against Black Scorch Disease in Date Palm Trees 

      Al-Naemi, Fatima A.; Ahmed, Talaat A.; Nishad, Resna; Radwan, Osman ( Blackwell Publishing Ltd , 2016 , Article)
      Date palm is an important subsistence crop in arid regions due to its ability to grow under adverse environmental conditions such as high temperature, salinity and drought. Nevertheless, ideal conditions for its growth and ...

    • Asynchrony among local communities stabilises ecosystem function of metacommunities 

      Wilcox, Kevin R.; Tredennick, Andrew T.; Koerner, Sally E.; Grman, Emily; Hallett, Lauren M.; ... more authors ( Blackwell Publishing Ltd , 2017 , Other)
      Temporal stability of ecosystem functioning increases the predictability and reliability of ecosystem services, and understanding the drivers of stability across spatial scales is important for land management and policy ...

    • Effects of herbicide and timing of removal on interference between barley and weeds 

      ISMAIL, A. M. A.; HASSAN, A. H. A. ( Blackwell Publishing Ltd , 1988 , Article)
      Field experiments were done during the rainy season of 1984�85 and 1985�86 at Harma, Qatar. A weed survey of barley fields was conducted with the primary purpose of identifying the weed vegetation present. The effects of ...

    • Effects of substituting fish meal with Azolla pinnata in practical diets for fingerling and adult Nile tilapia, Oreochromis niloticus (L.) 

      EL-SAYED, A.-F. M. ( Blackwell Publishing Ltd , 1992 , Article)
      Dry and fresh Azolla pinnata were evaluated as feed ingredients for fingerling and adult Nile tilapia, Oreochromis niloticus (L.). Dry Azolla was incorporated into practical diets containing approximately 30% crude protein ...

    • Phylogeography of lions (Panthera leo ssp.) reveals three distinct taxa and a late Pleistocene reduction in genetic diversity 

      Barnett, Ross; Shapiro, Beth; Barnes, Ian; Ho, Simon Y.W.; Burger, Joachim; ... more authors ( Blackwell Publishing Ltd , 2009 , Article)
      Lions were the most widespread carnivores in the late Pleistocene, ranging from southern Africa to the southern USA, but little is known about the evolutionary relationships among these Pleistocene populations or the ...

    • Quantification of Melamine in Milk and Dairy Products by Liquid Chromatography after a Simple Sample Clean-Up Procedure 

      El-sheikh, Amjad H.; Al-degs, Yahya S.; Abu-Wardeh, Asma'a H.; Al-ghouti, Mohammad A. ( Blackwell Publishing Ltd , 2017 , Article)
      In this work, a simple procedure of melamine determination in dairy products is reported. This is based first on melamine extraction from dairy products by 1% acetic acid, sonication, centrifugation and filtration by 0.45 µm ...

    • Tundra Trait Team: A database of plant traits spanning the tundra biome 

      Bjorkman A.D.; Myers-Smith I.H.; Elmendorf S.C.; Normand S.; Thomas H.J.D.; ... more authors ( Blackwell Publishing Ltd , 2018 , Article)
      Motivation: The Tundra Trait Team (TTT) database includes field-based measurements of key traits related to plant form and function at multiple sites across the tundra biome. This dataset can be used to address theoretical ...

    • Vegetation composition of a maritime salt marsh in Qatar in relation to edaphic features 

      Abdel-Razik, M.S.; Ismail, A. M. A. ( Blackwell Publishing Ltd , 1990 , Article)
      Coverpercentage values for plant species were estimated using the line-intercept method along two belt transects starting at the lower mangrove frontier and ending at the upper height of the salt marsh. Twelve perennial ...

    • Vertical zonation and functional diversity of fish assemblages revealed by ROV videos at oil platforms in The Gulf 

      Torquato, F.; Jensen, H. M.; Range, P.; Bach, S. S.; Ben-Hamadou, R.; ... more authors ( Blackwell Publishing Ltd , 2017 , Article)
      An assessment of vertical distribution, diel migration, taxonomic and functional diversity of fishes was carried out at offshore platforms in The (Arabian-Iranian-Persian) Gulf. Video footage was recorded at the Al Shaheen ...